2676320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 6486480

約数和(自身を除く): 3810160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 389, 430, 688, 778, 860, 1376, 1556, 1720, 1945, 3112, 3440, 3890, 6224, 6880, 7780, 12448, 15560, 16727, 31120, 33454, 62240, 66908, 83635, 133816, 167270, 267632, 334540, 535264, 669080, 1338160, 2676320]

約数ペア:

[(1, 2676320), (2, 1338160), (4, 669080), (5, 535264), (8, 334540), (10, 267632), (16, 167270), (20, 133816), (32, 83635), (40, 66908), (43, 62240), (80, 33454), (86, 31120), (160, 16727), (172, 15560), (215, 12448), (344, 7780), (389, 6880), (430, 6224), (688, 3890), (778, 3440), (860, 3112), (1376, 1945), (1556, 1720)]